CA417944A - Systeme de signalisation electrique - Google Patents

Systeme de signalisation electrique

Info

Publication number
CA417944A
CA417944A CA417944A CA417944DA CA417944A CA 417944 A CA417944 A CA 417944A CA 417944 A CA417944 A CA 417944A CA 417944D A CA417944D A CA 417944DA CA 417944 A CA417944 A CA 417944A
Authority
CA
Canada
Prior art keywords
signalling system
electrical signalling
electrical
signalling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA417944A
Other languages
English (en)
Inventor
Bruno Dante Terroni Teseo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA417944A publication Critical patent/CA417944A/fr
Expired legal-status Critical Current

Links

CA417944A Systeme de signalisation electrique Expired CA417944A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA417944T

Publications (1)

Publication Number Publication Date
CA417944A true CA417944A (fr) 1944-01-25

Family

ID=35527199

Family Applications (1)

Application Number Title Priority Date Filing Date
CA417944A Expired CA417944A (fr) Systeme de signalisation electrique

Country Status (1)

Country Link
CA (1) CA417944A (fr)

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